Keywords
phospholipid,phospholipids,lipid,lipids,fat,cell membrane,membrane,bilayer,hydrophobic tail,hydrophillic head,phosphate,glycerol,compound,cholesterol,ring,steroid,sterol,steroids,sterols,vesicle,endocytosis,exocytosis,invagination,budding,budding membrane,cytosing membrane,active transport,endocytosing membrane,exocytosing membrane,cytosis,small vesicle,pinosome,pinocytosis,receptor-independent endocytosis,membrane invagination,caveolin,caveolae